2 Overview
UPS IST7 Series (60K-200K)
User Manual
34
Fault
Information
Protect requirement Alarm requirement
not allowed
red atmosphere lamp normal
on.
Parallel system sovereignty fault None
Buzzer long beeps, and the
red atmosphere lamp normal
on.
Inverter overload protection
Inverter output is
not allowed
Buzzer long beeps, the "
" OVERLOAD
indicator on the operation
panel turns red, the output
icon on the touch screen
turns red, and the red
atmosphere lamp normal on.
Maintenance bypass on
Inverter output is
not allowed
Buzzer long beeps, and the
red atmosphere lamp normal
on.
Battery charge disabled on
None
Buzzer fast beeps, the "
" BAT indicator on the
operation panel turns red,
the battery icon on the touch
screen turns red, and the red
atmosphere lamp normal on.
Battery discharge disabled on
None
Cabinet
fault
Cabinet fault
None
Buzzer long beeps, and the
red atmosphere lamp normal
on.
Bypass over-temperature
Check whether
bypass output or
not by the bypass
over-temperature
enable.
Buzzer long beeps, the "
" Byp. indicator on the
operation panel turns red,
the bypass icon on the touch
screen turns red, and the red
atmosphere lamp normal on.
Inverter output over-current
None
Buzzer long beeps, and the
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